{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:7O4JOZMUGGSQFCH2SJ3NSHTBXQ","short_pith_number":"pith:7O4JOZMU","schema_version":"1.0","canonical_sha256":"fbb897659431a50288fa9276d91e61bc2e2090d0736e9d56e7a8c7692896f0e8","source":{"kind":"arxiv","id":"1501.01728","version":2},"attestation_state":"computed","paper":{"title":"Optimized Training for Net Energy Maximization in Multi-Antenna Wireless Energy Transfer over Frequency-Selective Channel","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Rui Zhang, Yong Zeng","submitted_at":"2015-01-08T04:41:23Z","abstract_excerpt":"This paper studies the training design problem for multiple-input single-output (MISO) wireless energy transfer (WET) systems in frequency-selective channels, where the frequency-diversity and energy-beamforming gains can be both reaped to maximize the transferred energy by efficiently learning the channel state information (CSI) at the energy transmitter (ET). By exploiting channel reciprocity, a new two-phase channel training scheme is proposed to achieve the diversity and beamforming gains, respectively. In the first phase, pilot signals are sent from the energy receiver (ER) over a selecte"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1501.01728","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2015-01-08T04:41:23Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"0df07d586b369c59a0b358e146d235321c193b1b8f61da1306001bf430d0a0e2","abstract_canon_sha256":"5a10bfdf5b73c23145ac512ac139cbcc7378f7f571ec11cc8bd49b41853d24b9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:18:51.405561Z","signature_b64":"dogdvUoNBZPTa60a6KVrZWTfjGV9zWEFknxXKh/gzEHUqcAt8yaQ83tK72IPlnXaa3SA+bKYupU319lK2tygAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fbb897659431a50288fa9276d91e61bc2e2090d0736e9d56e7a8c7692896f0e8","last_reissued_at":"2026-05-18T02:18:51.404970Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:18:51.404970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Optimized Training for Net Energy Maximization in Multi-Antenna Wireless Energy Transfer over Frequency-Selective Channel","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Rui Zhang, Yong Zeng","submitted_at":"2015-01-08T04:41:23Z","abstract_excerpt":"This paper studies the training design problem for multiple-input single-output (MISO) wireless energy transfer (WET) systems in frequency-selective channels, where the frequency-diversity and energy-beamforming gains can be both reaped to maximize the transferred energy by efficiently learning the channel state information (CSI) at the energy transmitter (ET). By exploiting channel reciprocity, a new two-phase channel training scheme is proposed to achieve the diversity and beamforming gains, respectively. In the first phase, pilot signals are sent from the energy receiver (ER) over a selecte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01728","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1501.01728","created_at":"2026-05-18T02:18:51.405061+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.01728v2","created_at":"2026-05-18T02:18:51.405061+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01728","created_at":"2026-05-18T02:18:51.405061+00:00"},{"alias_kind":"pith_short_12","alias_value":"7O4JOZMUGGSQ","created_at":"2026-05-18T12:29:10.953037+00:00"},{"alias_kind":"pith_short_16","alias_value":"7O4JOZMUGGSQFCH2","created_at":"2026-05-18T12:29:10.953037+00:00"},{"alias_kind":"pith_short_8","alias_value":"7O4JOZMU","created_at":"2026-05-18T12:29:10.953037+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ","json":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ.json","graph_json":"https://pith.science/api/pith-number/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/graph.json","events_json":"https://pith.science/api/pith-number/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/events.json","paper":"https://pith.science/paper/7O4JOZMU"},"agent_actions":{"view_html":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ","download_json":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ.json","view_paper":"https://pith.science/paper/7O4JOZMU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.01728&json=true","fetch_graph":"https://pith.science/api/pith-number/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/graph.json","fetch_events":"https://pith.science/api/pith-number/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/action/storage_attestation","attest_author":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/action/author_attestation","sign_citation":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/action/citation_signature","submit_replication":"https://pith.science/pith/7O4JOZMUGGSQFCH2SJ3NSHTBXQ/action/replication_record"}},"created_at":"2026-05-18T02:18:51.405061+00:00","updated_at":"2026-05-18T02:18:51.405061+00:00"}