Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 8068444 | Method and apparatus for communicating downlink and uplink sub-frames in a half duplex communication system A method communicating downlink and uplink sub-frames between a base and at least one half duplex user equipment. For a scheduled synchronization time, beginning of reception of an effective part of the uplink sub-frame is separated from end of transmission of an ef... | 11/29/2011 |
| 7965661 | System and method for wireless communication in a time division duplexing region A method and system for using half-duplex base stations and half-duplex nodes in a Frequency Division Duplexing region to provide wireless connectivity between the half-duplex base stations and customers in multiple sectors of a cell. The method and system can use t... | 06/21/2011 |
| 7911984 | System and method for wireless communication in a frequency division duplexing region A method and system for using half-duplex base stations and half-duplex nodes in a Frequency Division Duplexing region to provide wireless connectivity between the half-duplex base stations and customers in multiple sectors of a cell. The method and system can use t... | 03/22/2011 |
| 7839805 | System and method for wireless communication in a frequency division duplexing region A method and system for using half-duplex base stations and half-duplex nodes in a Frequency Division Duplexing region to provide wireless connectivity between the half-duplex base stations and customers in multiple sectors of a cell. The method and system can use t... | 11/23/2010 |
| 7656825 | System and method for wireless communication in a frequency division duplexing region A method and system for using half-duplex base stations and half-duplex nodes in a Frequency Division Duplexing region to provide wireless connectivity between the half-duplex base stations and customers in multiple sectors of a cell. The method and system can use t... | 02/02/2010 |
| 7373171 | Front end module A front end module comprises a diplexer, a first duplexer, and a second duplexer. The first duplexer is connected to the diplexer through a first high frequency switch and separates transmission signals and reception signals of the N-CDMA from each other. The second... | 05/13/2008 |
| 7332982 | Waveguide diplexer of electric plane T-junction structure with resonant iris A waveguide diplexer having an electric plane T-junction structure with a resonant iris is disclosed. The waveguide includes: a waveguide having a predetermined shaped cross section; a transmitting filter for preventing to generate a harmonic band and a higher mode ... | 02/19/2008 |
| 7239851 | High frequency module The present invention provides a high frequency module having a base substrate unit (2) which has its uppermost layer planarized to form a buildup-forming surface (16), a high frequency circuit unit (3) having multiple wiring layers which are fo... | 07/03/2007 |
| 7135943 | Diplexer formed in multi-layered substrate A lumped-element diplexer formed in a multi-layered substrate includes a high-pass filter circuit, a low-pass filter circuit, and a ground plane, the elements of the filter circuits being disposed as follows: a first capacitor plate on a first layer of the substrate... | 11/14/2006 |
| 7026887 | High-frequency composite part and wireless communications device comprising it A high-frequency module is connected to a transmitting circuit, a receiving circuit, and an antenna to control the connections between the transmitting circuit and the antenna and between the receiving circuit and the antenna. The module includes means for controlli... | 04/11/2006 |
| 6975841 | Diplexer, and high-frequency switch and antenna duplexer using the same A diplexer capable of passing signals of a high frequency band without being attenuated over a wide frequency band, and a high-frequency switch using the diplexer are provided. The diplexer includes a low-pass filter 82 having a parallel resonant circuit form... | 12/13/2005 |
| 6937845 | High-frequency module and radio device using the same A high-frequency module includes first to fifth terminals, a high-pass filter, a high-frequency switch, a transmitter-side balun, and a receiver-side balun. The high-pass filter is connected to the high-frequency switch, and the high-frequency switch is also connect... | 08/30/2005 |
| 6748206 | Low-power-consumption radio receiver A radio receiver includes a device for decreasing the data rate of reception data in accordance with the channel frequency of the reception data, and a device for performing signal processing for the reception data whose data rate has been decreased. ... | 06/08/2004 |
| 6584302 | Method and arrangement for forming a beam The invention relates to a method and an arrangement for forming a beam for transmission in a TDD communication system, wherein an antenna comprises several elements. A multipath propagated signal is received and an antenna response is estimated. A subset... | 06/24/2003 |
| 6366564 | Diplexer duplexer and two-channel mobile communications equipment A diplexer employed in mobile communications equipment such mobile phones which can divide signals into two channels with a simple configuration without interfering the other band. In this diplexer, an inductor 105 is connected between a π-type three-sta... | 04/02/2002 |
| 6211926 | Remote control apparatus for digital cable television system and method thereof A remote control apparatus for a digital cable television system and a method thereof which are capable of inserting and transmitting a control data into each channel of a head end (HE) which is an output unit of a transmitting unit and modulating a state... | 04/03/2001 |
| 6185434 | Antenna filtering arrangement for a dual mode radio communication device A dual mode radio apparatus has an integrated filtering part (51) which includes an antenna port (51a) for connection to an antenna (21), at least one port (51b, 51c, 51d) for connection to each of the system-specific radio-frequency parts (54, 55) of the... | 02/06/2001 |
| 6125365 | Tree structure address setting method for automatically assigning addresses for a plurality of relay units connected in a tree Respective child relay units are selected in predetermined order if one or more child relay units are connected to respective relay units (first process). By increasing or decreasing an address, the increased or decreased address are set in one selected c... | 09/26/2000 |
| 5276443 | Parallel port multiplexor for PC parallel port A multiplexor for use with a computer having a parallel port, for providing multiple separately addressable auxiliary parallel ports.... | 01/04/1994 |
