Business Services Industry
The IAS Antenna Was Successfully Tested for Two-Way Radio Applications
Business Wire, Oct 10, 2000
Business Editors/High-Tech Writers
VANCOUVER, British Columbia--(BUSINESS WIRE)--Oct. 10, 2000
IAS Communications, Inc. (OTCBB:IASCA) (the "Company") announced that Tality Corporation has completed a report on the relative testing and findings of the RadioShack Personal FM Transceivers with the internal IAS CTHA antenna.
The tests were performed on a pair of commercially available Personal FM Transceivers. The tests were performed in an urban environment to achieve real world representative results.
One of the transceivers remained unmodified during all test configurations. The other transceiver in the pair was tested for range and signal quality degradation in the following configurations:
1. Standard RadioShack monopole antenna installed
2. No antenna installed
3. IAS CTHA antenna installed (inside the plastic housing of the
transceiver)
4. Small connector wire (no IAS antenna) installed
The RF matching circuitry in the RadioShack Transceiver front end was not modified during the tests. No internal components were altered or tuned and no RF shielding was removed during transceiver testing. This relative testing provided a baseline for IAS 1.2 CTHA antenna performance evaluation when compared to other antenna configurations in the same equipment and environment.
When the CTHA antenna was mounted internal to the RadioShack transceiver, the antenna was sitting within 1 cm of the transceiver RF sheild can. The transceiver was also being operated with the human hand surrounding it. These factors added to the transmission path loss between the two transceivers.
The table shows testing results for the RadioShack Personal FM Transceiver and the IAS 1.2 CTHA antenna. This table shows data relative to each test case.
Table of Test Results Maximum Range
Average of two successive test runs (Transmit/Receive Radius around
fixed unmodified transceiver) Signal Quality Voice Recognition:
Transceiver with Monople antenna installed
4,200 foot radius Good Clear
Transceiver with IAS 1.2 CTHA antenna installed
3,960 foot radius Good Clear
Transceiver with no antenna installed
300 foot radius Poor Noisy
Transceiver with wire only installed
450 foot radius Poor Noisy
The IAS 1.2 CTHA antenna mounted internal to the RadioShack transceiver performed almost as well as the standard RadioShack Personal FM Transceiver antenna. It is expected that with some minor mechanical and electrical changes to the RadioShack Transceiver the IAS 1.2 CTHA would perform equal to if not greater than the external monopole antenna that is mounted standard on the transceiver.
-- The RadioShack Persona FM Transceiver with the IAS 1.2 CTHA
antenna performed to within 5.71% of what the externally mounted
monopole antenna achieved
-- The IAS 1.2 CTHA Antenna was not electrically matched to the RF
ciruitry in the RadioShack Personal FM Transceiver. It is expected
that the performance of the antenna in the RadioShack Transceiver
could be further improved if it were electronically matched
appropriately.
Tality Corporation has been retained under contract from IAS Systems (a division of IAS Communications, Inc.) to perform independent testing and evaluation of the IAS CTHA antenna product line. Tality performs such services for its customers from time to time. IAS contracted Tality to better understand the CTHA antenna technology and document the test results for the Wireless marketplace. All test data was extracted from tests that Tality personnel performed either at the Tality Labs in Beaverton, Oregon, or in the field. The test report details the relative testing and findings of the RadioShack Personal FM Transceiver with internal IAS 1.2 CTHA antenna. Tality, formerly the Electronic Design Services group of Cadence Design Systems, Inc., was recently launched as a separate company.
About IAS Communications, Inc.
IAS Communications, Inc. has been developing and testing the low profile antenna technology for several wireless applications. This unique low profile antenna design can be miniaturized as small as a postage stamp and can be incorporated into several applications including, scanners (both base and hand held), AM/FM radios, CB and amateur hand-held radios, marine applications, laptop computers, GPS applications, for LAN's and PCMCIA applications and for the Bluetooth applications. Interested parties can find more about IAS Communications, Inc. on the Company's web site at www.iascom.com.
Tality is a trademark of Tality Corporation. All others are the property of their respective owners.
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