Barry William Rogers

Title: Barry William Rogers and His Coin Telephone Innovations.

Introduction

Barry William Rogers is an inventor associated with Geneva, Illinois, and Bell Telephone Laboratories. His work addressed fraud prevention and reliable coin-deposit verification in automated telephone systems. He holds 2 patents.

Latest Patents

Rogers’s patents focus on detecting fraudulent signals and verifying coin deposits in payphones.

- **Coin Telephone Antifraud System.** This invention helps prevent accidental or fraudulent simulation of coin-deposit signals. At the start of a call or overtime period, the coin station randomly selects a coding algorithm and sends its identity to the telephone office. For each deposited coin, the station encodes accumulated deposit information using that algorithm and transmits it to the office, which decodes the information to determine the amount deposited.

- **Called Party Fraud Detection in an Automated Coin System.** This invention detects when a called party generates coin-deposit tones to imitate valid signals from the calling payphone. During intermediate deposit intervals, the network connection is split, and separate tone detectors monitor the calling and called station portions. Logic then determines whether detected tones are valid or fraudulent.

Career Highlights

Rogers’s listed work at Bell Telephone Laboratories reflects an emphasis on telecommunications security and the integrity of coin-operated telephone systems. His inventions use coded deposit information and signal monitoring to help distinguish legitimate payments from simulated signals.

Collaborations

Edward Myron Prell is identified as a coworker associated with Rogers.

Conclusion

Barry William Rogers’s two patents address complementary challenges in payphone security: verifying deposited coins and detecting fraudulent coin tones.