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WJ Communications Introduces High Linearity Mixers for 3G Wireless Markets; Expands Product and Technology Offering for CDMA 2000/WCDMA/UMTS Cellular Applications.


SAN JOSE, Calif. -- WJ Communications, Inc. (Nasdaq:WJCI WJCI WJ Communications, Inc ), a leading supplier of RF solutions for the wireless infrastructure and RFID reader markets, today introduced two new highly linear mixers, the MH103A and MH203A. Both mixers offer improved third-order intercept (IP3) and lower conversion loss and are ideal for WCDMA (Wideband CDMA) A 3G high-speed digital data service provided by cellular carriers that use the TDMA or GSM technology worldwide, including AT&T (formerly Cingular) and T-Mobile in the U.S. , CDMA (Code Division Multiple Access) A method for transmitting simultaneous signals over a shared portion of the spectrum. The foremost application of CDMA is the digital cellular phone technology from QUALCOMM that operates in the 800 MHz band and 1.9 GHz PCS band. 2000, and multi-carrier applications.

"The MH103A and MH203A are the first monolithic integrated circuits in the marketplace with very high IP3s and low conversion loss comparable to the best discrete mixers on the market," said Ron Buswell, senior vice president of marketing and product line management for WJ Communications. "Current and next generation infrastructure systems require mixer solutions that deliver higher IP3 performance at a lower cost. We are providing our customers with these products. These mixers also offer lower conversion loss, improved dynamic range and are ideal for 3G applications. These products add to the broad range of RF components already offered by WJ, specifically for 3G wireless systems."

Product Overview

Among the key benefits of the MH103A and MH203A are high IP3, up to +34 dBm and a low conversion loss. The MH103A and MH203A are passive GaAs MESFET See FET.  mixers that provide high dynamic range performance in a low cost SOIC-8 package. These devices use patented techniques to realize +34 dBm Input IP3 at an LO drive level of +17 dBm when used in transceiver applications as an up-converter or a down-converter. This single monolithic integrated circuit does not require any external baluns or bias elements. Typical applications include frequency up/down conversion, modulation and demodulation demodulation: see modulation.


See demodulate.

(communications) demodulation - To recover the signal from the carrier. For example, in a radio broadcast using amplitude modulation the audio signal is transmitted as the mean amplitude of a
 for receivers and transmitters used in 3G UMTS (Universal Mobile Telecommunications System) The GSM implementation of the 3G wireless phone system. Part of IMT-2000, UMTS provides service in the 2 GHz band and offers global roaming and personalized features.  systems.

Price and Availability

Fully assembled evaluation boards and loose samples are available now and can be requested directly from the WJ website (www.wj.com). The MH103A and MH203A are attractively priced at $2.25 @ 10k.

About WJ Communications

WJ Communications, Inc. is a leading provider of radio frequency (RF) solutions serving multiple markets targeting wireless communications, RF identification (RFID (Radio Frequency IDentification) A data collection technology that uses electronic tags for storing data. The tag, also known as an "electronic label," "transponder" or "code plate," is made up of an RFID chip attached to an antenna. ), broadband cable, and defense and homeland security. WJ addresses the RF challenges in these multiple markets with its highly reliable amplifiers, mixers, RF integrated circuits (RFICs), RFID reader modules, chipsets, and multi-chip (MCM (MultiChip Module or MicroChip Module) A chip package that contains several bare chips mounted close together on a substrate (base) of some kind. ) modules. For more information visit www.wj.com or call 408-577-6200

All trademarks used, referenced, or implicitly contained herein are used in good faith and highlighted to give proper public recognition to their respective owners.

Safe Harbor Safe Harbor

1. A legal provision to reduce or eliminate liability as long as good faith is demonstrated.

2. A form of shark repellent implemented by a target company acquiring a business that is so poorly regulated that the target itself is less attractive.
 Statement under the Private Securities Litigation Reform Act The Private Securities Litigation Reform Act of 1995 (PSLRA) implemented several significant substantive changes affecting certain cases brought under the federal securities laws, including changes related to pleading, discovery, liability, class representation and awards fees and  of 1995:

This release contains forward-looking statements including statements as to the plans and objectives of management for the future operations, and statements as to the Company's expectation regarding the future economic performance, financial condition or results of operations. These forward-looking statements are not historical facts but rather are based on current expectations and our beliefs. Words such as "may," "will," "expects," "intends," "plans," "believes," "seeks" "could" and "estimates" and variations of these words and similar expressions are intended to identify forward-looking statements. The Company's actual results may differ materially from those projected in these forward-looking statements as a result of a number of factors, including, but not limited to, the Company's Risk Factors as contained in the Form 10-K Form 10-K

A report required by the SEC from exchange-listed companies that provides for annual disclosure of certain financial information.


Form 10-K

See 10-K.
 for year ended 2004 and such other factors as described from time to time in the Company's filings with the Securities & Exchange Commission. Readers of this release are cautioned not to place undue reliance on these forward-looking statements. The Company undertakes no obligation to publicly update or revise the forward-looking statements contained herein to reflect changed events or circumstances after the date of this press release.
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No portion of this article can be reproduced without the express written permission from the copyright holder.
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Publication:Business Wire
Geographic Code:1USA
Date:May 4, 2005
Words:590
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