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3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 8185084 | Wireless headset having adaptive powering A system that includes a bus, a battery, core processing circuitry, radio frequency (RF) processing circuitry, first power regulating circuitry, second power regulating circuitry, and control circuitry is provided. The bus can be coupled to receive power from a sour... | 05/22/2012 |
| 8175568 | Method of improving battery life The specification and drawing figures describe and show an apparatus, system and method of extending and improving battery life that includes identifying one or more parameters that affect linearity of a receiver, assigning the one or more parameters to one or more ... | 05/08/2012 |
| 8140047 | System including receiver front ends A system including an output node and receiver front ends. The receiver front ends are configured to receive an input signal. Each of the receiver front ends is configured to receive the input signal and provide an output signal at the output node. At least one of t... | 03/20/2012 |
| 8073421 | Radio signal receiver device A radio signal detector includes first and second detector circuits. The first detector circuit has a higher detection sensitivity to detect a radio signal earlier than the second detector circuit. The second detector circuit has a lower detection sensitivity to det... | 12/06/2011 |
| 8055236 | Devices for controlling amplification of a signal emitted by a mobile terminal and increasing the autonomy of the mobile terminal Radiocommunication terminals are disclosed. A radiocommunication terminal includes a power supply, a power amplifier configured to receive and amplify a signal using power drawn from the power supply, and a control unit configured to control the power amplifier to a... | 11/08/2011 |
| 8050651 | Detector, RF circuit with detector, and mobile device with RF circuit The detector is reduced in DC power consumption when an input signal is at a low amplitude level. The detector includes first and second input terminals, first and second transistors, and a load element. The first and second input terminals are supplied with complem... | 11/01/2011 |
| 8005454 | Power management for wireless peripheral device with force feedback A wireless human interface device configured to establish a link with a host, wherein the device includes a transceiver for transmitting data to and receiving data from a host transceiver unit, wherein the host transceiver unit is connected with the host; a processo... | 08/23/2011 |
| 7907929 | Communication apparatus and system for communication A communication apparatus uses a short range communication function for displaying a decrease of remaining battery power of a cellular phone that is in communication with the communication apparatus based on a report from the cellular phone when the remaining batter... | 03/15/2011 |
| 7865168 | Apparatus for controlling power consumption in PDA phone An apparatus for controlling power consumption in a Personal Digital Assistant (PDA) phone is provided. The apparatus includes a PDA controller for applying a first signal or a second signal to a PDA voltage module, for sensing a voltage of a first capacitor changed... | 01/04/2011 |
| 7742753 | Method and apparatus for operating a mobile communication device coupled with an external power supply for charging a battery of the mobile communication device A mobile communication device 100 has a digital subsystem (110) and a radio frequency subsystem (108), and is powered by a battery (102) which is charged via a charge control circuit (106) using an external power supply (104... | 06/22/2010 |
| 7725094 | Power prioritization among functions of a multi-function device A device can provide a first function and a second function. The first function can have a higher priority for power than the second function. An input element can receive an indication of a remaining capacity of a power source for the device. A comparison element c... | 05/25/2010 |
| 7593710 | Method and a device for controlling amplification of a signal emitted by a mobile terminal and increasing the autonomy of the mobile terminal A method of controlling amplification of a signal emitted by a radiocommunication terminal including a power amplifier and a power supply battery includes the steps of detecting the output power of the amplifier and converting the output power into a detected voltag... | 09/22/2009 |
| 7593711 | Vehicle locating unit with improved power management method A vehicle locating unit with improved power management. A receiver receives a signal from a network of communication sources. A signal strength monitoring subsystem determines which of the communication sources are transmitting the strongest signals. A power managem... | 09/22/2009 |
| 7583951 | Virtual batteries for wireless communication device The present invention provides virtual batteries for a wireless communication device. Generally speaking, a virtual battery is a logical construct on a wireless communication device that powers a defined set of wireless communication device applications and has a de... | 09/01/2009 |
| 7412235 | System and method for fast detection of specific on-air data rate A system and method for fast detection of specific on-air data rates are disclosed which, in one example embodiment, enable endpoint devices in automatic meter reading (AMR) systems to quickly determine the existence of over-the-air information that is specifically ... | 08/12/2008 |
| 7400912 | Wlan communications system A wireless local area network audio and video communication system with mobile units is provided, wherein mobile units are operated in a power saving mode and become active at selected intervals corresponding to the duration of audio and video signals forming audio ... | 07/15/2008 |
| 7392068 | Alternative wirefree mobile device power supply method and system with free positioning The invention provides a power delivery system for a mobile device. The power delivery system includes a contactor device and a plurality of first electrical contacts on the contactor device disposed in an interspersed arrangement wherein first electrical contacts o... | 06/24/2008 |
| 7385941 | Power saving control method for a wireless communication module A power saving control method for an electronic communication device having a wireless communication module and a control software is provided. The control software includes at least a detection mode and executes the steps of detecting the action of the wireless com... | 06/10/2008 |
| 7383057 | Cyclic transmit power adjustment scheme The present invention provides cyclic power changing patterns for transmissions in different sectors of a cellular system. The cyclic power changing patterns define unique patterns in which transmission power levels change over a period of time slots or within a gro... | 06/03/2008 |
| 7366131 | Power saving method in a mobile communication terminal A power saving method in a mobile communication terminal is provided. The method comprises requesting a change from a first slot cycle index (SCI) used by a mobile communication terminal to a second SCI in a power saving mode; transmitting the second SCI to a base s... | 04/29/2008 |
| 7359459 | System and method for low power clear channel assessment A method is provided for performing a clear channel assessment in a local device. The local device receives signal energy in a wireless channel and splits the received signal energy into a real portion and an imaginary portion. It determines a real portion of a squa... | 04/15/2008 |
| 7359334 | Apparatus, program and method for efficient data transmission with a wireless communications module A computer device, according to the present invention, includes: a power source judging means for judging whether power is supplied from an AC power source to the computer device capable of connecting with a wireless communications module which transmits and receive... | 04/15/2008 |
| 7356360 | Radio communication system The present invention provides a radio communication system in which not only a communication unit operating in a slave mode but also a communication unit operating in a master mode can be changed into a power saving mode. Among a plurality of communication u... | 04/08/2008 |
| 7353407 | Methods and apparatus for provisioning phantom power to remote devices An apparatus provisions power from a power budget to remote devices configured to obtain phantom power. The apparatus includes, among other things, a controller which is configured to identify a power demand for a remote device (e.g., a power demand based on an actu... | 04/01/2008 |
| 7346331 | Power management for locking system In an access control system, a method and system for power management. A method of power management in a wireless access control system includes monitoring usage of a transceiver in a remote access point in a wireless access control system, de-activating the transce... | 03/18/2008 |
| 7336978 | Mobile device having an overcurrent cutoff function A mobile device having an overcurrent cutoff function. In a mobile device having at least one function module, the mobile device includes a main power supply which supplies power to the mobile device, a power detection unit which detects whether power from the main ... | 02/26/2008 |
| 7333785 | Power management for wireless peripheral device with force feedback A wireless human interface device configured to establish a link with a host, wherein the device includes a transceiver for transmitting data to and receiving data from a host transceiver unit, wherein the host transceiver unit is connected with the host; a processo... | 02/19/2008 |
| 7324800 | Wake-up system with passive correlators Disclosed is a wake-up system with passive correlators, adopted to wireless transmission/reception devices such as remote controllers, mobile communication terminals, etc. The wake-up system includes a transmitter and receiver. In the transmitter wake-up signals and... | 01/29/2008 |
| 7317903 | Wireless communication circuit, wireless communication apparatus, and wireless communication system A wireless communication circuit in accordance with the present invention, is the wireless communication circuit having an amplifier for amplifying a signal, includes an amplification route in which the signal passes through the amplifier; a bypass route for bypassi... | 01/08/2008 |
| 7313420 | Mobile terminal, control device, communication system and communication method with multistate reception control A mobile terminal comprises a transmitter/receiver configured to transmit/receive a signal to/from a base station, a communication state determination unit configured to determine a communication state of the transmitter/receiver, a movement state measurement unit c... | 12/25/2007 |
| 7280853 | Ultra wide band power save A network node selects a “sleep” level based on its current or projected battery capacity. In an embodiment of the invention, sleep levels define the types of communication to which the node in question will be a party. The node in question communicates its sele... | 10/09/2007 |
| 7262684 | Efficient RKE energy monitoring strategy A method is provided for selectively providing power to at least one component of a vehicle-based receiver module for determining the presence and validity of a transmitted RF signal. The RF signal is a request signal for activating a respective vehicle accessory fu... | 08/28/2007 |
| 7251505 | Apparatus and method for alerting a user of increased battery power consumption in mobile terminal An apparatus and method for notifying a user if a mobile terminal is located in an area where its power consumption is high is provided. The voltage level of a battery provided to the mobile terminal is detected. If the detected battery voltage level is reduced by a... | 07/31/2007 |
| 7251737 | Convergence device with dynamic program throttling that replaces noncritical programs with alternate capacity programs based on power indicator Techniques for conserving power by controlling program execution in a convergence device comprising a battery or other power source and at least one processor. The processor is configured to perform processing operations associated with voice call communication func... | 07/31/2007 |
| 7249271 | Data transfer control device and electronic instrument A data transfer control device includes an OUT-transfer transmitter circuit which transmits OUT data by driving a serial signal line, a clock-transfer transmitter circuit which transmits a clock signal CLK by driving a serial signal line, a PLL circuit which generat... | 07/24/2007 |
| 7245947 | Method and system for power-based control of an ad hoc wireless communications network A method, system and program code are provided to implement a wireless network having a plurality of devices in which one of the devices coordinates wireless communications between the devices. The method and system evaluates device parameters of one or more of the ... | 07/17/2007 |
| 7242971 | Power saving method for mobile communication terminal A power saving method for a mobile telephone is disclosed that can increase the useful life of a battery charge by temporarily turning off non-essential telephone functions not required for call transmission or reception. The method determines whether the remaining ... | 07/10/2007 |
| 7224996 | Mobile information device, method of controlling mobile information device, and program A mobile information device has an operation unit which detects an operation by a user, a detection unit which detects a predetermined state when operated by the user, and a control unit which validates or invalidates the operation of the operation unit, depending o... | 05/29/2007 |
| 7224937 | Mobile station apparatus capable of changing access control classes due to low battery condition for power saving and method of the same The invention relates to a mobile station apparatus in a communication system. The communication system comprises a plurality of base stations for providing mobile communication service within a covered communication area. The mobile station apparatus comprises a me... | 05/29/2007 |
| 7209771 | Battery powered wireless transceiver having LPRF component and second wake up receiver A wireless transceiver includes a low power radio frequency (LPRF) component that powers down to conserve energy and powers up in response to a signal; and a second receiver that provides the signal in response to receipt of a radio frequency broadcast. The broadcas... | 04/24/2007 |
