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| Number | Title | Issue Date |
| D638001 | Modem | 05/17/2011 |
| D624086 | Wireless USB modem | 09/21/2010 |
| D624085 | Wireless USB modem | 09/21/2010 |
| 7345636 | Dielectric encapsulating antenna An apparatus and method for providing a broadband antenna is disclosed. For one embodiment of the invention, a molded antenna structure is provided having a gap between electrical components on the printed circuit assembly (PCA) and an overmolding of the antenna str... | 03/18/2008 |
| 7343175 | Peak current control in wireless network interface devices Methods of and apparatuses for varying and controlling the effective series resistance (ESR) of a power supply rail configured to transmit power from a power supply of a host device to a wireless network interface device (e.g. a wireless modem). Varying and controll... | 03/11/2008 |
| 7310662 | Token-based web browsing with visual feedback of disclosure A data communications network may be browsed using one or more tokens by receiving an input keyword string from a user, determining whether there is a match between the input keyword string and a database of keyword strings, determining a category of the keyword str... | 12/18/2007 |
| 7295171 | Method and apparatus for switching between internal and external antennas in a device such as PC-Card modem Method and apparatus for selectively connecting one of an internal and an external antenna to an RF signal component of a wireless modem use a sensor mounted on the circuit board of the wireless modem. The sensor senses the presence of a connector of the external an... | 11/13/2007 |
| 7287162 | System and method for platform activation A platform discrimination indication register is stored in a wireless network card. This register holds a platform discrimination indication that indicates whether the wireless network card can be used to transfer data with notebook computers or whether the wireless... | 10/23/2007 |
| 7251823 | Enterprise access configuration The present invention provides a solution in which a script containing general security parameters and access policies in a file is placed on an appropriate internal server. The location of the script may then be stored on an external server. When an end-user within... | 07/31/2007 |
| 7167905 | Token-based Web browsing with visual feedback of disclosure A data communications network may be browsed using one or more tokens by receiving an input keyword string from a user, determining whether there is a match between the input keyword string and a database of keyword strings, determining a category of the keyword str... | 01/23/2007 |
| 7145267 | System and method for brownout protection of a FET based battery switch A switching circuit operative to switch between a first and second power source to an output is disclosed. The circuit comprises a MOSFET switch electrically connected to the first and second power sources and operative to provide power from either one of the power ... | 12/05/2006 |
| 7106569 | Adaptive current limiter for wireless modem Method and apparatus for preventing current overdraw by a wireless modem sinking current from a host power supply of a host device (e.g. laptop computer or personal digital assistant (PDA)). The methods and apparatuses are applicable, but not limited to Personal Com... | 09/12/2006 |
| 7053843 | Multi-band antenna system A multi-band antenna system for a portable communications device (e.g. a PC Card wireless modem) is disclosed. The multi-band antenna system comprises a dipole antenna, a reactive circuit, and transmission means coupled between the reactive circuit and the dipole an... | 05/30/2006 |
| 7023878 | Architecture for emulating an Ethernet network interface card An architecture for performing communications between a remote computer system and a host server over a “connection establishment” type network (i.e., dial-up) is described. The architecture comprises configuring the remote computer system with a Point-to-Point ... | 04/04/2006 |
| 6985757 | Smart host power supply detection for PC card wireless modem Methods of and apparatuses for characterizing the power supplying capabilities of host power supplies providing power to wireless modems. According to an exemplary method, an equivalent series resistance of the power supply is determined and compared to a plurality ... | 01/10/2006 |
| 6968171 | Adaptive noise reduction system for a wireless receiver A receiver with reduced near field noise is described. The receiver has a far range receiving section configured to sense a desired signal that includes near field noise. The receiver further includes a near range receiving section configured to sense a near field n... | 11/22/2005 |
| D509493 | Wireless mobile telephone | 09/13/2005 |
| 6886049 | Multi-function interface for connectivity between a communication device and a host A multi-function interface which allows connectivity between a communication device and a host is provided. The multi-function interface includes a plurality of logical devices which provide connectivity between the communication device and the host. The communicati... | 04/26/2005 |
| 6879585 | Internet based mobile terminal provisioning A system and method for a user to initiate a data only session with a mobile terminal over a wireless network configured with an IS-683 protocol. The user selects a system with the mobile terminal in order to place a call with the wireless network. Next, a call is o... | 04/12/2005 |
| 6876697 | Apparatus and method for power ramp up of wireless modem transmitter A transmitter of a wireless modem may be ramped up with quicker ramp up times and better splatter control by using software controllable ramp up techniques. A digital data signal source sends data to digital-to-analog converters used to generate a ramp with the desi... | 04/05/2005 |
| 6847830 | Retractable antenna for personal computer card A device for providing wireless communication is disclosed. The device includes an antenna mounted on a personal computer card. The antenna has a pivotal connection for pivoting the antenna and a rotatable connection for rotating the antenna in a direction which dif... | 01/25/2005 |
| 6845249 | Analog test output switchably connected to PCMCIA connector pin A PCMCIA modem card uses a switch to output an analog baseband radio signal across a PCMCIA connector pin normally used to output a conventional digital signal. In this way, the analog signal can be accessed to test the radio receiver of the PCMCIA modem card. ... | 01/18/2005 |
| 6785830 | PC radio card capable of operating at a nonstandard power output level by limiting the current being drawn from a power amplifier A hand-held, PCMCIA cellular radio modem card is described which uses a non-standard power output level. The non-standard power output is defined as the maximum RF power attainable such that the current drawn by the power amplifier does not exceed 400 mA. This defin... | 08/31/2004 |
| 6712627 | Modem ejection assembly for a handheld wireless communication device An ejection assembly for ejecting a modem from a wireless communication device is provided. The wireless communication device provides communication capability for a personal data assistant. In one embodiment of the present invention, the ejection assembly includes ... | 03/30/2004 |
| 6697030 | Tunable dual band antenna system A tunable dual band antenna system is disclosed. The system includes a transceiver, a matching network and an antenna. The matching network is operable to tune the antenna to the transceiver at both a first and second frequency. Accordingly, the matching ... | 02/24/2004 |
| 6653979 | Antenna for a PC card An antenna for a PC card is provided. The antenna of the present invention includes a shaft, a hinge and a nub. The shaft has a first end and a second end where the hinge is disposed intermediate the first end and the second end of the antenna at an angle... | 11/25/2003 |
| 6643501 | Flexible ferrite gasket for receiver second image protection In a superheterodyne receiver, energy can bypass a filter by magnetically coupling to a metallic radio frequency shield. This is especially a problem with small form factor devices in which the metallic radio frequency shield is positioned close to the fi... | 11/04/2003 |
| 6516204 | Combination internal modem and PC card radio operable in multiple modes An inexpensive, PCMCIA-based radio transceiver is provided that interfaces to a separate baseband modem, which may itself be PCMCIA-based or may be an internal modem of a notebook computer. Together, the PCMCIA-based radio transceiver and the baseband mod... | 02/04/2003 |
| 6400336 | Tunable dual band antenna system A tunable dual band antenna system is disclosed. The system includes a transceiver, a matching network and an antenna. The matching network is operable to tune the antenna to the transceiver at both a first and second frequency. Accordingly, the matching ... | 06/04/2002 |
| 6359591 | Locking antenna for personal computer card A device for providing wireless communication is disclosed. The device includes a retractable antenna connected to modem and PC card. The retractable antenna has a locking mechanism for providing a snap lock to maintain the antenna in the extended positio... | 03/19/2002 |
| 6339405 | Dual band dipole antenna structure A dual band antenna structure for transmission electromagnetic energy in two frequency bands. The antenna structure has a substrate with a first side having a first dipole radiating element and a second dipole radiating element. The lengths of the dipole ... | 01/15/2002 |
| 6327154 | Battery case for PCMCIA card modem with antenna A detachable battery pack is connected to a personal computer card modem at the same side as an antenna. An advantage of this system is that the detachable battery pack can be added and removed from the personal computer card without affecting the antenna... | 12/04/2001 |
| 6199168 | Personal computer card power management system A power management system for a PC card is disclosed. The power management system allows for a detachable battery pack to be used on a PC card. The PC card can select power from the personal computer or from the detachable battery pack. In one embodiment,... | 03/06/2001 |
| 6191741 | Dual mode antenna for personal computer card An extendable antenna for a personal computer card uses two main antenna elements. A movable antenna element can be positioned in an extended position such that the base of the second antenna element electrically contacts the top of the other antenna elem... | 02/20/2001 |
| 6169884 | Method and apparatus for reducing power in radio transmitters A mechanism is provided for substantially reducing heat buildup within a mobile radio device having a radio transmitter. The invention is particularly applicable to PC Card wireless modems. In accordance with one aspect of the invention, device temperatur... | 01/02/2001 |
| 5847553 | Current booster for PC card An integrated circuit card, such as PC Card, is provided in which a step-down converter in the form of a switching regulator provides a stable operating voltage at increased current beyond what is normally available from a single source. In particular, a ... | 12/08/1998 |
| 5748449 | Electrical enclosure for radio An electrical enclosure for a circuit board includes a top part and a bottom part. Substantially rigid compression fingers extend downwardly from a top wall of the top part and are disposed inwardly from a top side wall of the top part. One or more shield... | 05/05/1998 |
| 5682602 | Method and apparatus for decreasing modem retraining due to blank and burst signalling in analog cellular systems Modem throughput across a cellular mobile telephone network is increased by controlling the response of the modem to blank and burst orders. In the case of a power control order, the modem may be made aware of the fact that the channel has not changed. Si... | 10/28/1997 |
| 5629960 | Method for reducing distortion effects on DC off-set voltage and symbol clock tracking in a demodulator A method for reducing the effects of transients on the DC off-set tracking stage and the symbol timing recovery stage in a full duplex or half duplex packet switched data communication system-in which transients occur in the receiver portion of the subscr... | 05/13/1997 |
| 5617106 | Pivotable antenna and electrical device having a pivotable antenna In a pivotable antenna assembly, a pivot rod is provided having an axial opening therein at a first end thereof and a radial opening extending to the axial opening. An antenna is provided, the antenna having an antenna element and a portion through which ... | 04/01/1997 |
